Islamic State of Iraq and the Levant, alternatively translated as Islamic State of Iraq and Syria or Islamic State of Iraq and al-Sham, is a Salafi jihadist militant group that follows an Islamic fundamentalist, Wahhabi doctrine of Sunni Islam.
How big, strong, and rich is ISIS? They have 10,000 to 20,000 fighters. They make around 1M to 4M a day. ISIS self-generates much of its own income, from carjackings, bank robbing, extortion, kidnapping for ransom are all used to fund their group